Home / 124,901.62-172,359.97-71,203.94

Finding the Fourth Proportional to 124,901.62, 172,359.97 and 71,203.94

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Solution

The fourth proportional to 124,901.62, 172,359.97 and 71,203.94 is: 98,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,901.62 : 172,359.97 = 71,203.94 : x
  2. Step 2: Convert to fraction form
    124,901.62/172,359.97 = 71,203.94/x
  3. Step 3: Cross multiply
    124,901.62x = 172,359.97 × 71,203.94
  4. Step 4: Simplify right side
    124,901.62x = 12,272,709,215.17
  5. Step 5: Solve for x
    x = 12,272,709,215.17/124,901.62
  6. Step 6: Final answer
    x = 98,259.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.